System Controls vs PCI Updater
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
System Controls
Monitor and control vehicle devices connected to an RVC bus via a web browser. This application provides a quick and easy connection to the LR web interface for seamless management.
- Web browser-based control
- Supports Wifi communication with LR devices
- Monitors and controls RVC bus devices
- Quick and easy connection to LR web interface
- RVC enabled vehicle support
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System Control is a web browser-based application to support Wifi communication with LR devices from SilverLeaf Electronics, Inc. The LR implements a web server and RVC interface. In this way, the users can monitor and control all the devices on the RVC bus in their RVC enabled vehicles from the web browser. The beauty of System Control is to supply a quick and easy connection to the LR web interface.
PCI Updater
This utility app facilitates firmware updates for specific electronic products. It ensures your devices are running the latest software for optimal performance and functionality.
- Firmware updates
- Precision Circuits product support
- Device software management
- Latest version installation
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Performs a Precision Circuits products firmware update
Screenshots
Verdict
The clearest difference is rating: PCI Updater at 3.4 against System Controls's 2.9. System Controls's advantage is iOS requirement (14.0 vs 26.4). On price, ratings volume, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
PCI Updater holds the better App Store score, 3.4 against 2.9. Both are backed by a comparable volume of ratings — 12 and 5 respectively.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 13, 2026 and October 20, 2026 respectively.
| Parameter | System Controls | PCI Updater |
|---|---|---|
| Price | Free | Free |
| Rating | 2.9 (12 ratings) | 3.4 (5 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 12 — better | 5 |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.0 — better | 26.4 |
| Further details — not scored | ||
| Size | 5 MB | 1 MB |
| Age rating | 17+ | 4+ |
| Developer | SilverLeaf Electronics, Inc. | Precision Circuits, Inc. |
Customer experience
System Controls
PCI Updater
In-app purchases
System Controls
No in-app purchases
PCI Updater
No in-app purchases
Questions
Is System Controls free?
Is PCI Updater free?
Which has better reviews, System Controls or PCI Updater?
Do System Controls or PCI Updater have ads?
Which is updated more often, System Controls or PCI Updater?
Other comparisons
